LIGHT-EMITTING DEVICE AND ELECTRONIC APPARATUS COMPRISING LIGHT-EMITTING DEVICE

A light emitting device in which: a) an absolute value of a lowest unoccupied molecular orbital (LUMO) energy level of a first electron transporting compound (ET-1) is smaller than an absolute value of a LUMO energy level of a host compound (H-1), b) an absolute value of a LUMO energy level of a sec...

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Bibliographic Details
Main Authors PARK, Heungsu, LEE, Jongwon, LEE, Hyunshik, HAN, Wonsuk, LEE, Songeun, KANG, Namsu
Format Patent
LanguageEnglish
French
German
Published 15.02.2023
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Summary:A light emitting device in which: a) an absolute value of a lowest unoccupied molecular orbital (LUMO) energy level of a first electron transporting compound (ET-1) is smaller than an absolute value of a LUMO energy level of a host compound (H-1), b) an absolute value of a LUMO energy level of a second electron transporting compound (ET-2) is smaller than an absolute value of a LUMO energy level of a third electron transporting compound (ET-3), c) and an absolute value of a LUMO energy level of the second electron transporting compound (ET-2) is smaller than an absolute value of a LUMO energy level of the first electron transporting compound (ET-1).
Bibliography:Application Number: EP20220186500